The Home Depot is an American home improvement supplies retailing company that sells tools, construction products, and services. And it is the largest home improvement retailer in the United States, ahead of rival Lowe's. The company is headquartered at the Atlanta Store Support Center in Cobb County of Atlanta, Georgia. It operates many big-box format stores across the United States, all 10 provinces of Canada, and the country of Mexico. Website: www.homedepot.com